This legacy upgrade app is only for existing users who previously purchased it.
New users should upgrade inside the main VolcanoDiscovery app, which is cheaper:
https://play.google.com/store/apps/details?id=com.volcanodiscovery.volcanodiscovery
This legacy upgrade costs more and is intended for special cases where the upgrade should work without being linked to a Google account or Google Play purchase verification (for example, offline or legacy use).
Latest Version
1.0.6Requires Android
4.1
Category
Education AppContent Rating
Everyone
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Flag as inappropriateLast updated on Nov 5, 2025
Minor bug fixes and improvements. Install or update to the newest version to check it out!
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